diff --git a/src/main/java/neatlogic/framework/dao/cache/NeatLogicConcurrentSafeCache.java b/src/main/java/neatlogic/framework/dao/cache/NeatLogicConcurrentSafeCache.java
index b9f1ce853f92b7cafcbc5c5b40624ee8c4ba876f..70b698dd470e911760da863f0bba1d9e03c25f13 100644
--- a/src/main/java/neatlogic/framework/dao/cache/NeatLogicConcurrentSafeCache.java
+++ b/src/main/java/neatlogic/framework/dao/cache/NeatLogicConcurrentSafeCache.java
@@ -173,7 +173,9 @@ public class NeatLogicConcurrentSafeCache implements Cache {
      */
     @Override
     public void putObject(Object key, Object value) {
-        getCache().put(new Element(key, value));
+        if (value != null) {
+            getCache().put(new Element(key, value));
+        }
         String lockKey = generateLockKey(getId(), key);
         ReentrantLock lock = LOCAL_LOCK_MAP.get(lockKey);
         if (lock != null && lock.isLocked() && lock.isHeldByCurrentThread()) {